Function foreach

Plugins/org.blueberry.ui.qt/src/internal/berryCommandService.cpp:83–98

   */
  const QList<Command::Pointer> commands = commandManager->GetAllCommands();
  foreach (const Command::Pointer& command, commands)
  {
    const QList<QString> stateIds = command->GetStateIds();
    foreach(const QString& stateId, stateIds)
    {
      const State::Pointer state = command->GetState(stateId);
      if (PersistentState::Pointer persistentState = state.Cast<PersistentState>())
      {
        if (persistentState->ShouldPersist())
        {
          persistentState->Save(WorkbenchPlugin::GetDefault()->GetPreferences(),
                                CreatePreferenceKey(command, stateId));
        }
      }
    }
  }
  commandCallbacks.clear();
}